- The over 2 million OLDMEDLINE citations, most without abstracts,
were originally printed in hardcopy indexes published from
- OLDMEDLINE citations
are to articles from international biomedical journals covering
the fields of medicine, preclinical sciences, and allied health
citations have been created using standards that are different
from the data entry standards for MEDLINE records. There are also
variations among OLDMEDLINE citations in the data fields present
as well as in their format, depending on the original source from
which the citations were obtained.
- Beginning in 2005, the original subject terms applied to the citations in the printed indexes are being mapped to current Medical Subject Headings (MeSH®).
records carry the status tag [PubMed - OLDMEDLINE] until all original subject terms are mapped to current MeSH. Once all terms are mapped, the records are promoted to status [PubMed - indexed for MEDLINE].
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